Holding the breath 18

Holding the breath 18
04-01-2017

Warm up and breathing training:
Good and big, but not too big inhaling and exhaling 1 x 6 normal 1 x 3 noistril and 1 x 3 normal

Then 2 x long;
1st time: Personal record: 1:18.99 minutes
2nd time: 1:01.97 minutes

And later 1 x long again: 1:11.26 minutes